[jdk11u-dev] RFR: 8305682: Update the javadoc in the Character class to state support for GB 18030-2022 Implementation Level 2 [v2]

[Naoto Sato]

> This is a backport of GB18030 Level 2 part of the JSR384 MR2 (https://jcp.org/aboutJava/communityprocess/mrel/jsr384/index2.html) Reference Implementation

Naoto Sato has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase.

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Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/1877/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/1877/files/83095f8d..83095f8d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1877&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1877&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1877.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/1877/head:pull/1877

PR: https://git.openjdk.org/jdk11u-dev/pull/1877